20565436424

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{886747}}^1$

素因数の和:886989

約数の個数: 32

約数和(自身を含む): 41712625920

約数和(自身を除く): 21147189496

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 892, 1784, 2899, 5798, 11596, 23192, 886747, 1773494, 3546988, 7093976, 11527711, 23055422, 46110844, 92221688, 197744581, 395489162, 790978324, 1581956648, 2570679553, 5141359106, 10282718212, 20565436424]

約数ペア:

[(1, 20565436424), (2, 10282718212), (4, 5141359106), (8, 2570679553), (13, 1581956648), (26, 790978324), (52, 395489162), (104, 197744581), (223, 92221688), (446, 46110844), (892, 23055422), (1784, 11527711), (2899, 7093976), (5798, 3546988), (11596, 1773494), (23192, 886747)]